- Allium, genus Allium - large genus of perennial and biennial pungent bulbous plants: garlic; leek; onion; chive; sometimes placed in family Alliaceae as the type genus
--1 is a kind of liliid monocot genus
--1 is a member of Liliaceae, family Liliaceae, lily family
--1 has members: alliaceous plant; wild onion; Hooker's onion, Allium acuminatum